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Coaxial Laser Diode-CWDM DFB

VFIBRE LIMITED

Coaxial Laser Diode-CWDM DFB

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Brand Name : VFIBRE

Place of Origin : CN

MOQ : 2PC

Payment Terms : T/T

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CWDM DFB Pigtailed LD

Feature

MQW DFB LD

Low threshold current

Built-in InGaAsP monitor PD

Wide temperature range operation (Tc=-45 to +85℃)

Application

CATV Reverse Transmission

Wireless WDMA/GSM/PHS Fiber-Optical Repeaters

Light Source

Other Analog or Digital Optical Transmission

Absolute maximum ratings

Parameter Symbol Min. Max. Unit Test condition
Storage temperature Tst -40 +100 -
Operating temperature Top -40 +85 -
Reverse voltage VR 30 V CW
Soldering temperature/time 260/10 ℃/S -

Optical & electrical characteristics

Parameter Symbol Min. Typ. Max. Unit Test condition
Center wavelength
Λc 1290 1310 1330 nm -
1530 1550 1570
Λc-3 Λc Λc+3 *O+S+C+L
Threshold current Ith - 10 15 mA 1310nm,25℃
Spectral width Δλ - 0.5 1 nm CW,Ith+20mA
Side mode suppression ratio SMSR 30 40 - dB
Output power P - 1.0 2.0 mW CW,Ith+20 mA
Operating voltage Vop - 1.1 1.5 V CW,Ith+20 mA
Bandwidth(3dB) Bw 5 1000 2500 MHz Rl=50Ω
Rise/ Fall time Tr/Tf - 0.3 0.7 nS CW,Ith+20mA
Monitor current Im 0.1 0.7 - mA CW,Ith+20mA
Optical Isolation Iso 30 - - dB 25℃
Relative intensity Noise Rin - -135 - dBm/Hz CW,2mW,50MHz-100MHz

Second-Order

Intermodulation

IMD2 - -40 - dBc @2stone,0dBm

Third-Order

Intermodulation

IMD3 - -58 - dBc @2stone,0dBm

Please choose with isolator (Single stage isolator or Dual stage Isolator) or without isolator



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